<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<a href="/mypage?a=888&b=999">进入mypage</a>
<form action="/mypage" method="get">
    <input type="text" name="a">
    <input type="text" name="b">
    <input type="submit" value="提交">
</form>
</body>
</html>